(19)

(11)

EP 0 739 230 A1

(12)

(43) Date of publication: 30.10.1996 Bulletin 1996/44 (21) Application number: 95902001.0 (22) Date of filing: 01.12.1994

(51) International Patent Classification (IPC):  B01D 29/ 15( . ) B01D 35/ 30( . ) B01D 46/ 02( . ) B01D 29/ 90( . ) B01D 46/ 00( . ) B01D 46/ 04( . ) (86) International application number: PCT/AU1994/000738 (87) International publication number: WO 1995/018662 (13.07.1995 Gazette 1995/30)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 10.01.1994 AU 1994PM03290 (71) Applicant: LURGI (AUSTRALIA) PTY LIMITED South Melbourne, VIC 3205 (AU)	(72) Inventor: JOHNSON, Howard, Freeman Bilgola Plateau, NSW 2107 (AU) (74) Representative: Chambon, Gérard, et al  Cabinet CHAMBON 16 Boulevard d'Ormesson 95880 Enghien-les-Bains 95880 Enghien-les-Bains (FR)